/*
 *  JsonRpc-Cpp - JSON-RPC implementation.
 *  Copyright (C) 2008-2011 Sebastien Vincent <sebastien.vincent@cppextrem.com>
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Lesser General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

/**
 * \file jsonrpc_tcpclient.cpp
 * \brief JSON-RPC TCP client.
 * \author Sebastien Vincent
 */

#include "jsonrpc_tcpclient.h"

#include "netstring.h"

namespace Json
{
namespace Rpc
{
TcpClient::TcpClient(const std::string& address, uint16_t port) :
		Client(address, port)
{
	m_protocol = networking::TCP;
}

TcpClient::~TcpClient()
{
}

ssize_t TcpClient::Send(const std::string& data)
{
	std::string rep = data;

	/* encoding if any */
	if (GetEncapsulatedFormat() == Json::Rpc::NETSTRING)
	{
		rep = netstring::encode(rep);
	}

	return ::send(m_sock, rep.c_str(), rep.length(), 0);
}

ssize_t TcpClient::Recv(std::string& data)
{
	char buf[1500];
	ssize_t nb = -1;

	if ((nb = ::recv(m_sock, buf, sizeof(buf), 0)) == -1)
	{
		std::cerr << "Error while receiving" << std::endl;
		return -1;
	}

	data = std::string(buf, nb);

	/* decoding if any */
	if (GetEncapsulatedFormat() == Json::Rpc::NETSTRING)
	{
		try
		{
			data = netstring::decode(data);
		} catch (const netstring::NetstringException& e)
		{
			std::cerr << e.what() << std::endl;
		}
	}

	return nb;
}
} /* namespace Rpc */
} /* namespace Json */

